package com.icss.common.filter;

import java.io.IOException;

import javax.servlet.Filter;
import javax.servlet.FilterChain;
import javax.servlet.FilterConfig;
import javax.servlet.ServletException;
import javax.servlet.ServletRequest;
import javax.servlet.ServletResponse;
import javax.servlet.annotation.WebFilter;
import javax.servlet.http.HttpServletRequest;

import com.icss.common.servlet.BaseServlet;

/**
 * 专门处理乱码的过滤器
 * 
 * @author 郝厅
 */
@WebFilter(urlPatterns = "/abc*")
public class CharEncodingFilter extends BaseServlet implements Filter
{
	@Override
	public void destroy()
	{

	}

	@Override
	public void doFilter(ServletRequest req, ServletResponse res, FilterChain chain)
			throws IOException, ServletException
	{
		/*
		 * 设置编码
		 */
		req.setCharacterEncoding("UTF-8");
		HttpServletRequest request = (HttpServletRequest) req ; 
		/* 设置一些常量 */
		this.commonOper(request);
		chain.doFilter(req, res);
	}

	@Override
	public void init(FilterConfig arg0) throws ServletException
	{

	}

}
